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Table of Contents ( Mark One ) ANNUAL REPORT PURSUANT TO SECTION 13 OR SECTION 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 FORM 10 - K TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 Delaware ( State or other jurisdiction of incorporation of organization ) 1049 Camino Dos Rios Thousand Oaks , ( Address of principal executive offices ) For the fiscal year ended January 3 , 2021 OR TELEDYNE TECHNOLOGIES INCORPORATED ( Exact name of registrant as specified in its charter ) California For the transition period from to Commission file number 1-15295 25-1843385 ( I.R.S. Employer Identification Number ) Registrant's telephone number , including area code : ( 805 ) -373-4545 Title of each class Common Stock , par value $ .01 per share 91360-2362 ( Zip Code ) Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol ( s ) . TDY Securities registered pursuant to Section 12 ( g ) of the Act : None Indicate by check mark if the registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Yes > No Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15 ( d ) of the Act . Yes No Indicate by check mark whether the registrant ( 1 ) has filed all reports required to be filed by Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 during the preceding 12 months ( or for such shorter period that the registrant was required to file such reports ) , and ( 2 ) has been subject to such filing requirements for the past 90 days . Yes No Name of each exchange on which registered New York Stock Exchange Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S - T ( Section 232.405 of this chapter ) during the preceding 12 months ( or for such shorter period that the registrant was required to submit and post such files ) . Yes > No □ Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer , a smaller reporting company , or an emerging growth company . See the definitions of " large accelerated filer , " " accelerated filer " , " smaller reporting company " and " emerging growth company " in Rule 12b - 2 of the Exchange Act . Large accelerated filer > Accelerated filer □ Non - accelerated filer □ Smaller reporting company □ Emerging growth company □ If an emerging growth company , indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant section 13 ( a ) of the Act Indicate by check mark whether the registrant has filed a report on an attestation to its management's assessment of the effectiveness of its internal control over financial reporting under Section 404 ( b ) of the Sarbanes - Oxley Act ( 15 U.S.C. 7262 ( b ) ) by the registered public account firm that prepared or issued its audit report . Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Exchange Act ) . Yes □ No > As of June 26 , 2020 , the aggregate market value of Common Stock ( based upon closing price of the stock on the New York Stock Exchange ) of the registrant held by non - affiliates was approximately $ 10.9 billion . At February 23 , 2021 , there were 37,019,992 shares of the registrant's Common Stock outstanding . DOCUMENTS INCORPORATED BY REFERENCE Portions of the registrant's proxy statement to be filed subsequently with the Securities and Exchange Commission pursuant to Regulation 14A for the 2021 Annual Meeting of Shareholders are incorporated by reference in Part III of this Report on Form 10 - K . Except as expressly incorporated by reference , the registrant's proxy statement shall not be deemed to be part of this report .